3715381

Information

• Patent Grant
• 3715381

• References
• Source

• Patent Number

  3,715,381

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1973
  52 years ago

• CPC

  • C08G18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
  • C07C263/18 - Separation Purification Stabilisation Use of additives
  • C07C265/14 - containing at least two isocyanate groups bound to the same carbon skeleton
  • C08G18/5075 - having phosphorus
  • C08G18/70 - characterised by the isocyanates or isothiocyanates used
  • C08K5/13 - Phenols Phenolates

• US Classifications

  • 560 - Organic compounds
  • 528 - Synthetic resins or natural rubbers